| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 922.6 | USD | 20251015 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 950.77 | USD | 20251015 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1169.1 | USD | 20251015 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1112.75 | USD | 20251015 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1056.03 | USD | 20251014 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 999.7 | USD | 20251014 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 950.42 | USD | 20251014 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 922.26 | USD | 20251014 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1196.83 | USD | 20251014 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1168.67 | USD | 20251014 |